Noun genus ostrya has 1 sense
  1. Ostrya, genus Ostrya - deciduous monoecious trees of Europe and Asia and America; sometimes placed in subfamily or family Carpinaceae
    --1 is a kind of hamamelid dicot genus
    --1 is a member of Betulaceae, family Betulaceae, birch family
    --1 has members:
     hop hornbeam; Old World hop hornbeam, Ostrya carpinifolia; Eastern hop hornbeam, ironwood, ironwood tree, Ostrya virginiana
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